Rock-solid 400W speaker cabinet for electric bass guitar from Professional series that utilizes 3/4" composite plywood and baltic birch construction and choice components. It is equipped with four 10” aluminium drivers with 1.5” voice coils and 1.7kg magnets, a titanium driver with 1kg magnet and a high powered 18dB/Octave crossover with dual lamp protection and high powered L-pad. The highly dampened, sealed enclosure provides two large half moon shaped ports, recessed flush mounted spring handles, casters for transport (and tilting back) and a sturdy input cup with 6.3mm and Speakon(R) connectors. Impedance: 4 Ohms. Sensitivity: 1m/1W/2V - 99 dB. Frequency response: 30 Hz-15 kHz. Dimensions: 787 x 610 x 457 mm. Weight: 57 kg.